Resting place of Hollywood's immortals is also site of summer film screenings.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

The ancient latrines of the Greeks, in all their public glory.

Ancient serpentine sacrifice holder that has stood the test of time.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Turkish adventurer antiques in the heart of the Grand Bazaar.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

Once described as the "Eagle's Nest," this ruined ancient city rests on a remote mountaintop.

A Turkish ghost town abandoned in a population exchange with Greece.

This famous city eluded concrete detection until the early 2000's.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

A marvel of Byzantine engineering under the streets of Istanbul.

Roman ruins top white travertine terraces formed by ancient hot springs.

A patchwork of ruins from various civilizations in one of the world's oldest continually inhabited cities.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

The largest hewn stone in history.

Dozens of elegant ceramic tiles decorate these ancient walls, each displaying the Lord's Prayer in a different language.

A stunning mosque owes its design to an Ottoman ruler nicknamed "the Butcher."

On holy holidays, Israel's second president used this room atop Mount Zion as a refuge to read the Torah.